loongson/pypi: links for cdh-ref

loongson/mirror cdh_ref-202403.0.3.tar.gz
loongson/mirror cdh_ref-202403.0.3-py3-none-any.whl
loongson/mirror cdh_ref-202403.0.2.tar.gz
loongson/mirror cdh_ref-202403.0.2-py3-none-any.whl